#!/bin/sh

#                                     ╭───────────────╮
#                                     │ env functions │
#                                     ╰───────────────╯
# ───────────────────────────────────< ANSI color codes >───────────────────────────────────
RED='\033[0;31m'
CYAN='\033[0;36m'
YELLOW='\033[0;33m'
LIGHT_GREEN='\033[0;92m'
BOLD='\033[1m'
NC='\033[0m' # No Color

echo_error() {
  printf "${BOLD}${RED}ERROR: ${NC}${RED}%s${NC}\n" "$1" >&2
}

echo_info() {
  printf "${BOLD}${CYAN}INFO: ${NC}${CYAN}%s${NC}\n" "$1"
}

echo_warning() {
  printf "${BOLD}${YELLOW}WARNING: ${NC}${YELLOW}%s${NC}\n" "$1"
}

echo_note() {
  printf "${BOLD}${LIGHT_GREEN}NOTE: ${NC}${LIGHT_GREEN}%s${NC}\n" "$1"
}

command_exists() {
  command -v "$@" >/dev/null 2>&1
}

# ─────────────< Check if the user is root and set sudo variable if necessary >─────────────
check_root() {
  if [ "$(id -u)" -ne 0 ]; then
    if command_exists sudo; then
      echo_info "User is not root. Using sudo for privileged operations."
      _sudo="sudo"
    else
      echo_error "No sudo found and you're not root! Can't install packages."
      return 1
    fi
  else
    echo_info "Root access confirmed."
    _sudo=""
  fi
}

# ──────────────────────< Check if the given command exists silently >──────────────────────
command_exists() {
  command -v "$@" >/dev/null 2>&1
}

#                          ╭────────────────────────────────────╮
#                          │ insert your scripts/functions here │
#                          ╰────────────────────────────────────╯
tmpdir="$(mktemp -d)"

check_deps() {
  if ! command_exists curl; then
    echo_error "You have no curl installed!"
    exit 1
  fi
}

init() {
  if [ -d "$tmpdir" ]; then
    cd $tmpdir || echo_error "$tmpdir does not exist"
    curl -O https://blackarch.org/strap.sh
    echo bbf0a0b838aed0ec05fff2d375dd17591cbdf8aa strap.sh | sha1sum -c
  fi
}

script_exec() {
  if [ -e ./strap.sh ]; then
    chmod +x ./strap.sh
    $_sudo ./strap.sh
  fi
}

# ───────────────────────────────< main function to execute >───────────────────────────────
main() {
  if check_root; then
    check_deps
    init
    script_exec
  else
    echo_error "Something went terribly wrong!"
  fi
}

main